ETFs with VICR as a Top 10 Holding*

*Data is provided by Barchart.com. Data reflects weightings calculated at the beginning of each month. Data is subject to change.

**Green highlights the top performing ETF by % change in the past 100 days.

Company Description (as filed with the SEC)

Vicor Corporation designs, develops, manufactures, and markets modular power
components and power systems for converting, regulating, and controlling
electric current. We consider power components analogous to building blocks, and
our strategy is based largely on products, performing distinct functions, that
can be flexibly
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combined to enable a complete power system. We serve customers with applications
for which the high conversion efficiency (i.e., the ratio of output power in
watts to the power consumed by the component) and high power density (i.e., the
amount of output power in watts divided by the volume of the component) of our
products are well suited. We also offer a range of higher value-added standard
products (our "Configurable" product line) and custom system design and
manufacturing capabilities. ... More ...

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